Climatological Report (Daily)
Issued by NWS Upton, NY

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000
CDUS41 KOKX 212137
CLIISP


CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW YORK NY
437 PM EST WED FEB 21 2018


...................................

...THE ISLIP NY CLIMATE SUMMARY FOR FEBRUARY 21 2018...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1963 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         61    359 PM  63    2002  41     20       44
  MINIMUM         47    655 AM   2    2015  26     21       24
                                      1968
  AVERAGE         54                        34     20       34

PRECIPITATION (IN)
  TODAY            0.00          2.32 1989   0.12  -0.12     0.00
  MONTH TO DATE    5.07                      2.33   2.74     1.45
  SINCE DEC 1     10.93                     10.03   0.90     9.04
  SINCE JAN 1      8.81                      5.97   2.84     5.51

SNOWFALL (IN)
  TODAY            0.0           4.8  1993   0.2   -0.2      0.0
  MONTH TO DATE    1.4                       5.3   -3.9     14.7
  SINCE OCT 1     29.4                      17.9   11.5     31.9
  SINCE JUL 1     29.4                      17.9   11.5     31.9
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY           11                        31    -20       31
  MONTH TO DATE  566                       689   -123      624
  SINCE DEC 1   2597                      2665    -68     2382
  SINCE JUL 1   3348                      3681   -333     3173

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    SW (230)
  AVERAGE WIND SPEED    10.6


SKY COVER
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  FOG
  FOG W/VISIBILITY <= 1/4 MILE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1200 AM
 LOWEST     78           300 PM
 AVERAGE    89

..........................................................


THE ISLIP NY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   42        66      1991
 MINIMUM TEMPERATURE (F)   26         7      1968


SUNRISE AND SUNSET
FEBRUARY 21 2018......SUNRISE   638 AM EST   SUNSET   534 PM EST
FEBRUARY 22 2018......SUNRISE   637 AM EST   SUNSET   535 PM EST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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